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SYLLABUS FOR TEST ( POST :ASSISTANT ENGINEER -ELECTRICAL)
1.
Electrical Circuits: KVL, KCL, node and mesh analysis, star/delta transformation,
electromagnetic
induction, mutual induction, ac fundamentals,
transient response of dc and ac networks,
sinusoidal steady state analysis, resonance, ideal current and voltage sources, Network
theorems, two-port
2.
networks, three phase circuits, power measurement
Electrical Measurements:
Bridges and potentio meters, PMMC, moving coil, moving iron,
dynamometer, induction type measuring instruments, measurement of voltage, current, power,
energy, power factor, digital volt meters, multi-meters,
3.
meters, oscilloscopes
Control Sytems:Principles
reduction,signal
4.
of feedback
control
flow graph, Mason's,gain
,phase, frequency
systems,
formula,time
transfer
response,
measurements,
function,
block
Qdiagram
steady state error ,Routh ,
Nyquist criterion,Bode plot, root locus, compensation design
Analog and digital electronics: Chacteristics of p-n diode, Zener diode, BJT, FET, amplifiers,
biasing, low frequency and high frequency equivalent circuits, frequency response, feedback
amplifiers, oscillators, combinational
S.
in 3-phase circuits.
and sequential logic circuits, multiplexer,
A/D, D/A converters,
basics of 8-bit, 16 bit microprocessors,
interfacing
Electrical Machines:
Single phase transformer,
equivalent
architecture,
Schmitt trigger,
programming,
circuit, phasor diagram,tests,
regulation, efficiency,3-phase transformers, connections, parallel operation,auto transformer,
DC machines: types, armature windings,characterstics
of dc generators and motors, armature
reaction, commutation,starting
and speed control of dc motors
3-phase induction motors: principle of operation, types, characteristics,
performance,
6.
7.
8.
equivalent
computation
of
circuit, starting and speed control
Single phase induction motors: types, methods of starting, characteristics
Synchronous Machines:emf equation, armature reaction, equivalent circuit, regulation, parallel
operation, load sharing, operation with infinite busbars, synchronous motor, synchronous
condensor, V and Inverted V curves
Power Systems: Basic power generation concepts, transmission line models and performace,
Under ground cables, string insulators, corona, distribution systems, per unit quantities, bus
impedance and admittance matrices, load flow studies, voltage control, power factor correction,
economic operation,
symmetrical
components,
fault analysis, principles of over current,
differential,
and distance protection,
protection of alternators,
protection
of transformers,
proection of transmission lines, protection from lightning, neutral grounding, circuit breakers,
types and operation of CBs, system stability concept, swing curves, equal area criterion
Utilization:
Electric heating, resistance heating, induction heating, dielectric heating, Electric
traction, lighting calculations, types of lamps and their working
Power Electronics and Drives: SCR, IGBT, MOSFET, static and dynamic characteristics, triggering
circuits, phase control rectifiers, bridge rectifiers, principles of dc-dc converters, Inverters, basic
principles and characteristics
of adjustable speed dc and ac drives
Instruction
to Candidates
.The
question paper consists of 100 multiple choice questions
.The
answer are to be marked on separate OMR answer sheet using blue or back ball point
pen. The answer can not be erased once it is marked. Use of white correction
prohibited.
.The
duration of the test is 2hrs (120 minutes)
fluid is strictly